>tr|W1X7G0|W1X7G0_ECOLX Xanthine-guanine phosphoribosyltransferase OS=Escherichia coli DORA_A_5_14_21 GN=gpt MSEKYIVTWDMLQIHARKLASRLMPSEQWKGIIAVSRGGLVPGALLARELGIRHVDTVCI SSYDHDNQRELKVLKRAEGDGEGFIVIDDLVDTGGTAVAIREMYPKAHFVTIFAKPAGRP LVDDYVVDIPQDTWIEQPWDMGVVFVPPISGR